How To Fix CNVA_20290_CHECK199 - No differences found in customer master records

SAP Error Message - Details

• Message type: E = Error

• Message class: CNVA_20290_CHECK - Message class for company code merge preanalysis

• Message number: 199

• Message text: No differences found in customer master records

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNVA_20290_CHECK199 - No differences found in customer master records ?

  The SAP error message CNVA_20290_CHECK199 with the description "No differences found in customer master records" typically occurs during data migration or data comparison processes, particularly when using tools like the SAP Customer Migration Workbench or similar data migration tools.
  Cause:
  This error message indicates that the system has performed a comparison between the source and target customer master records and found no differences. This can happen for several reasons:
  
  Data Already Exists: The customer master records in the target system may already match those in the source system, leading to no differences being detected.
  Incorrect Mapping: There may be an issue with how the data is mapped between the source and target systems, causing the system to not recognize differences even if they exist.
  Data Migration Process: The migration process may have been executed incorrectly, or the data extraction from the source system may not have captured the necessary differences.
  Configuration Issues: There may be configuration settings in the migration tool that are not set correctly, leading to this message.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  Verify Data: Check the customer master records in both the source and target systems to confirm whether they are indeed identical. If they are, then the message is expected and can be ignored.
  Review Mapping: Ensure that the mapping of fields between the source and target systems is correct. Make sure that all relevant fields are included in the comparison.
  Check Migration Settings: Review the settings and parameters used in the migration tool to ensure they are configured correctly for the data you are migrating.
  Re-run Migration: If you suspect that the migration process was not executed correctly, you may want to re-run the migration after making any necessary adjustments.
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using to ensure that you are following the correct procedures.
  Seek Support: If the issue persists, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Migration Tools: Familiarize yourself with the specific migration tools and their functionalities, as they may have unique settings or requirements.
  Testing: Always perform testing in a non-production environment before executing migrations in a live system to avoid data integrity issues.
  
  By following these steps, you should be able to address the CNVA_20290_CHECK199 error and ensure a successful migration of customer master records.